quit -sim

vsim -novopt work.tb_reg_file

add wave sim:/tb_reg_file/clk
add wave -radix unsigned sim:/tb_reg_file/i_a_addr
add wave -radix unsigned sim:/tb_reg_file/i_b_addr
add wave -radix unsigned sim:/tb_reg_file/i_b_data
add wave -radix unsigned sim:/tb_reg_file/o_a_data
add wave -radix unsigned sim:/tb_reg_file/o_b_data

run -all
